Trustless, P2P Payments for the Agentic Economy

x402 meets USD₮. Let your agents pay for inference, tools, and data.

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Every service your agents need. One payment.

LLMs

Route to any model — GPT-4o, Claude, Llama, Gemini — through a single endpoint. Pay per token.

LLMs

Route to any model — GPT-4o, Claude, Llama, Gemini — through a single endpoint. Pay per token.

Data Feeds

Crypto prices, prediction markets, on-chain analytics, equities, options flow, news sentiment. Pay per query.

Data Feeds

Crypto prices, prediction markets, on-chain analytics, equities, options flow, news sentiment. Pay per query.

Tools

Web search, image generation, code execution, audio transcription, browser automation. Pay per call.

Tools

Web search, image generation, code execution, audio transcription, browser automation. Pay per call.

Compute

Run inference on decentralized GPU networks. No cloud accounts. No reserved instances. Pay per job.

Compute

Run inference on decentralized GPU networks. No cloud accounts. No reserved instances. Pay per job.

Get started in 3 simple steps.

Create a wallet

Self-Cusotdial. Powered by WDK.

Create a wallet

Self-Cusotdial. Powered by WDK.

Create a wallet

Self-Cusotdial. Powered by WDK.

Discover services

Browse the registry.

Discover services

Browse the registry.

Discover services

Browse the registry.

Start paying

Stream money on USD₮.

Start paying

Stream money on USD₮.

Start paying

Stream money on USD₮.

USD₮-OPTIMIZED CHAINS

Payments settle on Plasma and Stable.

Chains optimized exclusively for stablecoin transfers.

Zero gas fees

Zero gas fees

Zero gas fees

Facilitator fees paid in USD₮

Facilitator fees paid in USD₮

Facilitator fees paid in USD₮

Near-instant finality

Near-instant finality

Near-instant finality

Built-in on/off ramps

Built-in on/off ramps

Built-in on/off ramps

Self-Custodial Wallets

Powered by Tether WDK.

Every agent gets a self-custodial wallet. Budgets are enforced at the key level.

Your keys, your funds

Your keys, your funds

Your keys, your funds

HD-derived wallets per agent or task

HD-derived wallets per agent or task

HD-derived wallets per agent or task

Hard spending caps at the wallet layer

Hard spending caps at the wallet layer

Hard spending caps at the wallet layer

Flexible Payment Models

Pay per call. Or subscribe. Or both.

Go beyond per-request payments with smart account ERC-4337 settlement.

Credits — buy a balance, burn per request

Credits — buy a balance, burn per request

Credits — buy a balance, burn per request

Subscriptions — time-based unlimited access

Subscriptions — time-based unlimited access

Subscriptions — time-based unlimited access

Dynamic pricing — cost scales with complexity

Dynamic pricing — cost scales with complexity

Dynamic pricing — cost scales with complexity

Hybrid — combine credits with time windows

Hybrid — combine credits with time windows

Hybrid — combine credits with time windows

DECENTRALIZED BY DESIGN

P2P x402 on Hyperswarm.

The registry and facilitator work today. Hyperswarm makes them optional tomorrow.

Central registry at launch for reliability

Central registry at launch for reliability

Central registry at launch for reliability

Hyperswarm for P2P service discovery

Hyperswarm for P2P service discovery

Hyperswarm for P2P service discovery

Agents find providers by topic

Agents find providers by topic

Agents find providers by topic

Budget controls

Set spending limits per agent, per task, per session.

Budget controls

Set spending limits per agent, per task, per session.

Budget controls

Set spending limits per agent, per task, per session.

24/7 monitoring

Track every payment, every call, every agent.

24/7 monitoring

Track every payment, every call, every agent.

24/7 monitoring

Track every payment, every call, every agent.

Human-in-the-loop

Require approval above any spend threshold you set.

Human-in-the-loop

Require approval above any spend threshold you set.

Human-in-the-loop

Require approval above any spend threshold you set.

One SDK

TypeScript or Python. Three lines of code to start paying.

One SDK

TypeScript or Python. Three lines of code to start paying.

One SDK

TypeScript or Python. Three lines of code to start paying.

Frequently asked questions.

Frequently asked questions.

What is Semantic?

What is x402?

Who controls the agent's wallet?

Why Plasma and Stable?

Can I use Semantic with existing x402 clients and servers?

What is Semantic?

What is x402?

Who controls the agent's wallet?

Why Plasma and Stable?

Can I use Semantic with existing x402 clients and servers?

What is Semantic?

What is x402?

Who controls the agent's wallet?

Why Plasma and Stable?

Can I use Semantic with existing x402 clients and servers?